F95: Tic disorders

F95.1: Chronic motor or vocal tic disorder

You frequently repeat certain movements or noises. You find it difficult or impossible to suppress these movements or noises. The movements may be small twitches or bigger movements. The noises may be sounds or words. The movements or noises may occur more often than usual in certain situations. These sudden movements or noises are called tics.

The sudden movements or noises have probably been going on for a long time.